Before you issue a single command, you must understand the current state. Blindly pulling a node out of a load balancer pool is easy; removing its configuration from the federation trust is not.
Even though you already drained traffic, now remove the server completely from the load balancer configuration: remove web application proxy server from cluster
After removal, test using a curl command forced to the LB’s VIP – you should only see the remaining WAP nodes responding. Before you issue a single command, you must
Check the remaining nodes: